1 /* 2 * (C) Copyright 2007 3 * Vlad Lungu vlad@comsys.ro 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 #include <common.h> 25 #include <command.h> 26 #include <asm/mipsregs.h> 27 #include <asm/io.h> 28 29 long int initdram(int board_type) 30 { 31 /* Sdram is setup by assembler code */ 32 /* If memory could be changed, we should return the true value here */ 33 return MEM_SIZE*1024*1024; 34 } 35 36 int checkboard(void) 37 { 38 u32 proc_id; 39 u32 config1; 40 41 proc_id = read_32bit_cp0_register(CP0_PRID); 42 printf("Board: Qemu -M mips CPU: "); 43 switch (proc_id) { 44 case 0x00018000: 45 printf("4Kc"); 46 break; 47 case 0x00018400: 48 printf("4KEcR1"); 49 break; 50 case 0x00019000: 51 printf("4KEc"); 52 break; 53 case 0x00019300: 54 config1 = read_mips32_cp0_config1(); 55 if (config1 & 1) 56 printf("24Kf"); 57 else 58 printf("24Kc"); 59 break; 60 case 0x00019500: 61 printf("34Kf"); 62 break; 63 case 0x00000400: 64 printf("R4000"); 65 break; 66 case 0x00018100: 67 config1 = read_mips32_cp0_config1(); 68 if (config1 & 1) 69 printf("5Kf"); 70 else 71 printf("5Kc"); 72 break; 73 case 0x000182a0: 74 printf("20Kc"); 75 break; 76 77 default: 78 printf("unknown"); 79 } 80 printf(" proc_id=0x%x\n", proc_id); 81 82 return 0; 83 } 84 85 int misc_init_r(void) 86 { 87 set_io_port_base(0); 88 return 0; 89 } 90